[Bug tree-optimization/18307] merge_pointed_to_info called incorrectly

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-11-17 21:07 -------
Subject: Bug 18307

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	dnovillo@gcc.gnu.org	2004-11-17 21:07:08

Modified files:
	gcc            : ChangeLog tree-ssa-alias.c 

Log message:
	PR tree-optimization/18307
	* tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
	'orig' are the same node.
	(collect_points_to_info_r): Do not call merge_pointed_to_info
	when the PHI argument is identical to the LHS.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6377&r2=2.6378
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-alias.c.diff?cvsroot=gcc&r1=2.53&r2=2.54



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18307